Should I use an Arduino pin for chip select if there is only one device via SPI?

Question

Arduino

Should I use the Arduino pin for chip select if I connect only one device via SPI? Or you can hang CS on +?

Answer 1

If there are no plans for the growth of the SPI network - hang up. Only through a 10 kilo ohm resistor for TTL, 100 kilo ohm for CMOS